unity shadergui

_materialEditor.TexturePropertySingleLine(Styles.maintexText, _MainTex);
_materialEditor.TextureScaleOffsetProperty(_MainTex);
   
bool enabled = IsKeywordEnabled(_materialEditor, "Enable_NORMAL");
enabled = ToggleField(Styles.enableNormalText, enabled);
   
_materialEditor.TexturePropertySingleLine(Styles.normalMapText, _BumpMap, _Bumpness);
   
if (EditorGUI.EndChangeCheck())
{
	SetKeyword(_materialEditor, "Enable_NORMAL", enabled);
	return true;
}